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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 6 Months Ended
Apr. 30, 2017
Apr. 30, 2016
Cash flows from operating activities:    
Net loss $ (854,849) $ (2,750,315)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:    
Depreciation, amortization and accretion 807,488 997,907
Bad debt expense 11,169 12,019
Share-based compensation expense 431,013 514,337
Impact of excess tax benefits from share-based compensation 532
(Gain) loss on sale of property and equipment 88,464 (1,007)
(Increase) decrease in:    
Trade accounts receivable (598,894) 310,296
Other receivables 37,512 76,942
Inventories (2,515,733) 1,274,052
Prepaid expenses (125,232) 77,419
Increase (decrease) in:    
Accounts payable and accrued expenses 1,842,164 595,812
Accrued compensation and payroll taxes 175,086 (75,019)
Income taxes payable 5,712 11,377
Other noncurrent liabilities 194,832 (446,515)
Net cash provided by (used in) operating activities (501,268) 597,837
Cash flows from investing activities:    
Purchase of and deposits for the purchase of property and equipment (180,151) (506,804)
Investment in intangible assets (22,835) (53,977)
Proceeds from sale of property and equipment 4,618
Net cash used in investing activities (202,986) (556,163)
Cash flows from financing activities:    
Payroll taxes withheld and remitted on share-based payments (94,815) (64,867)
Proceeds from note payable to bank 500,000 6,000,000
Principal payments on long-term debt and note payable to bank (748,915) (6,138,987)
Payments for financing costs (17,500) (118,371)
Repurchase of common stock (16,553)
Impact of excess tax benefits from share-based compensation (532)
Common stock dividends paid (141,311)
Net cash used in financing activities (377,783) (464,068)
Net decrease in cash (1,082,037) (422,394)
Cash at beginning of period 1,879,064 1,083,072
Cash at end of period $ 797,027 $ 660,678